Finding the Fourth Proportional to 5,861.06, 8,784.41 and 3,636.47

Step by Step Solution

1. Step 1: Write the proportion equation
   5,861.06 : 8,784.41 = 3,636.47 : x
2. Step 2: Convert to fraction form
   5,861.06/8,784.41 = 3,636.47/x
3. Step 3: Cross multiply
   5,861.06x = 8,784.41 × 3,636.47
4. Step 4: Simplify right side
   5,861.06x = 31,944,243.43
5. Step 5: Solve for x
   x = 31,944,243.43/5,861.06
6. Step 6: Final answer
   x = 5,450.25